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Power Supply LEDs

Each power supply has two LEDs on the craft interface that indicate its status. The LEDs, labeled 0 through 3, are located on the upper left of the craft interface next to the PEM label. Table 11 describes the functions of the power supply LEDs on the craft interface.

Table 11: Power Supply LEDs on the Craft Interface

Label

Color

State

Description

PEM

Green

On steadily

Power supply is functioning normally.

Red

On steadily

Power supply has failed or power input has failed.


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